<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <div id="app">my app</div>
  <script>
    function Parent() {
      console.log('I am Parent :>> ');
    }
    var child_1 = new Parent();
    console.log('Parent :>> ', Parent);
    console.log('Parent.prototype :>> ', Parent.prototype);
    console.log('child_1 :>> ', child_1);
    console.log('child_1.__proto__ :>> ', child_1.__proto__);
    console.log('Parent.prototype === child_1.__proto__ :>> ', Parent.prototype === child_1.__proto__);
    //
    //
    //
    //
    //
    //
    function test() {
      console.log('I am test :>> ');
    }
    console.log('test.__proto__ :>> ', test.__proto__);
    console.log('Function.prototype :>> ', Function.prototype);
    console.log('test.__proto__ === Function.prototype :>> ', test.__proto__ === Function.prototype);
  </script>
</body>
</html>